【判断题】【消耗次数：1】
双代号网络计划是用双代号表示法绘制的网络计划,网络图中的箭线及其两端节点的编号表示工作。
①
正确
②
错误
参考答案：
复制
纠错
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11 ______, they had no chance of winning.
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brave as they fought
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bravely as they fought
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If they fought bravely
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Since they fought bravely
【单选题】
15. She suffered great mental_____ after her husband died, and as a result she became mad.
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anger
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. discomfort
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unhappiness
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anguish
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13. The supervisor appreciates ______ so hard in the office.
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for your working
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your working
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you to work
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for you to work
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10. ______, he was unable to make much progress.
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Hard as he tried
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Though hard as he tried
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He tried hard
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Because he tried hard
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9.She does not_____ that she owes the money, but she just wouldn’t like to return it.
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argue
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. dispute
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think
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agree
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9. By 2008, Beijing ______ its total discharge of pollutants.
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will reduce
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will have reduced
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reduces
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5. The children were seen _______ musical instruments across the street.
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play
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to play
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playing
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played
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8. ______, he was honest.
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As he was poor
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Being poor
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Poor as he was
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He was poor